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www bzfxw com BS EN 15766 2009 ICS 55 120 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BRITISH STANDARD Packaging — Flexible aluminium tubes — Test methods to determine the p[.]
BRITISH STANDARD Packaging — Flexible aluminium tubes — Test methods to determine the polymerization of the internal coating with acetone ICS 55.120 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BS EN 15766:2009 BS EN 15766:2009 National foreword This British Standard is the UK implementation of EN 15766:2009 The UK participation in its preparation was entrusted to Technical Committee PKW/0/-/10, Plastics A list of organizations represented on this committee can be obtained on request to its secretary This publication does not purport to include all the necessary provisions of a contract Users are responsible for its correct application Compliance with a British Standard cannot confer immunity from legal obligations This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 June 2009 © BSI 2009 ISBN 978 580 61144 Amendments/corrigenda issued since publication Date Comments BS EN 15766:2009 EUROPEAN STANDARD EN 15766 NORME EUROPÉENNE EUROPÄISCHE NORM May 2009 ICS 55.120 English Version Packaging - Flexible aluminium tubes - Test methods to determine the polymerization of the internal coating with acetone Emballage - Tubes souples en aluminium - Méthodes d'essai visant vérifier la polymérisation du revêtement interne l'acétone Packmittel - Aluminiumtuben - Prüfverfahren zur Bestimmung der Polymerisation der Innenbeschichtung mit Aceton This European Standard was approved by CEN on 23 April 2009 CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN Management Centre or to any CEN member This European Standard exists in three official versions (English, French, German) A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as the official versions CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom EUROPEAN COMMITTEE FOR STANDARDIZATION COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels © 2009 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members Ref No EN 15766:2009: E BS EN 15766:2009 EN 15766:2009 (E) Contents Page Foreword 3 1 Scope 4 2 Principle 4 3 Test device/Test media 4 4 Procedure .4 5 Evaluation of results .4 6 Test report 5 BS EN 15766:2009 EN 15766:2009 (E) Foreword This document (EN 15766:2009) has been prepared by Technical Committee CEN/TC 261 “Packaging”, the secretariat of which is held by AFNOR This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by November 2009, and conflicting national standards shall be withdrawn at the latest by November 2009 Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom ｗｗｗ．ｂｚｆｘｗ．ｃｏｍ BS EN 15766:2009 EN 15766:2009 (E) Scope This standard specifies a method for the determination of the polymerization of the internal coating of aluminium tubes with acetone Principle Epoxy phenolic internal coatings are mostly used as internal coating for aluminium tubes Acetone is a good solvent for epoxy-phenolic coatings before polymerization Polymerized epoxy-phenolic coatings are not soluble Therefore, when the surface of the coating is rubbed with a piece of cotton wool soaked in acetone, if the coating has not been sufficiently hardened, there will be partial dissolution and a discharge on the cotton wool (colouring) For non-epoxy phenolic coatings, the test method shall be mutually agreed upon by customer and supplier Test device/Test media Acetone CAS No 67-64-1 Cotton wool Procedure Cut the tube and flatten the cylindrical part ｗｗｗ．ｂｚｆｘｗ．ｃｏｍ Rub 10 ± times up and down with a piece of cotton wool soaked in acetone with a pressure of approximately 10 N/cm Check the colour of the cotton wool Evaluation of results After rubbing, the coated surface shall not have become matt or sticky There should be no colouring of the cotton wool, nor any apparent reaction on the coated surface A slight coloration of the cotton wool can be accepted if no apparent reactions on the coated surface are detected BS EN 15766:2009 EN 15766:2009 (E) Test report The test report shall contain the following information: a) reference to this standard and, if necessary, a specification for the method of sampling and acceptance of the batch; b) complete identification of the batch and of the tubes checked; c) date of production; d) number of tubes checked; e) number of defects; f) test result; g) all factors which could have affected the results or all operating details not specified in this standard; h) date, place of test and name of tester ｗｗｗ．ｂｚｆｘｗ．ｃｏｍ BS EN 15766:2009 BSI - 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